Fix build break.

runtime/vm/snapshot.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/snapshot.h"
 
 #include "platform/assert.h"
 #include "vm/bootstrap.h"
 #include "vm/class_finalizer.h"
 #include "vm/dart.h"
@@ skipping 1372 matching lines @@
     } else {
       switch (id) {
         VM_OBJECT_CLASS_LIST(VM_OBJECT_WRITE)
         case kTypedDataUint32ArrayCid: {
           object_id = forward_list_->AddObject(rawobj, kIsSerialized);
           RawTypedData* raw_obj = reinterpret_cast<RawTypedData*>(rawobj);
           raw_obj->WriteTo(this, object_id, kind());
           return;
         }
         default:
-          OS::Print("class id = %d\n", id);
+          OS::Print("class id = %" Pd "\n", id);
           break;
       }
     }
   }
   UNREACHABLE();
 }
 
 #undef VM_OBJECT_WRITE
 
 
@@ skipping 328 matching lines @@
   nodes_.Add(node);
   return object_id;
 }
 
 
 intptr_t ForwardList::AddObject(RawObject* raw, SerializeState state) {
   NoSafepointScope no_safepoint;
   intptr_t object_id = next_object_id();
   ASSERT(object_id > 0 && object_id <= kMaxObjectId);
   uword tags = raw->ptr()->tags_;
-  // OS::Print("tags = 0x%x\n", tags);
   ASSERT(SerializedHeaderTag::decode(tags) != kObjectId);
   Node* node = new Node(raw, tags, state);
   ASSERT(node != NULL);
   nodes_.Add(node);
   return object_id;
 }
 
 
 intptr_t ForwardList::FindObject(RawObject* raw) {
   NoSafepointScope no_safepoint;
@@ skipping 589 matching lines @@
     NoSafepointScope no_safepoint;
     WriteObject(obj.raw());
     UnmarkAll();
   } else {
     ThrowException(exception_type(), exception_msg());
   }
 }
 
 
 }  // namespace dart